A Study on Structural, Mechanical, Speed and Frequency Properties of the Ultrasonic Generated by the Compression Component {\mathbf{Co}}_\mathbf{x}{\mathbf{Ni}}_{\mathbf{1}-\mathbf{x}}{\mathbf{Fe}}_\mathbf{2}\mathbf{O}_\mathbf{4} at ratios x = (0.0, 1.0). TUJ-BA [Internet]. 2020 Dec. 7 [cited 2026 Nov. 3];42(5). Available from: https://journal.latakia-univ.edu.sy/index.php/bassnc/article/view/11620